THE CONDOR 
A Magazine of Western Ornithology ~ 
Published Bi-Monthly by the Cooper Ornithological Club 
Entered as second-class matter November 29, 1919, at the post-office at Berkeley, 
California, under Act of Congress of March 3, 1879 
Issued from the Office of THE CoNDOR, Museum of Vertebrate Zoology, Berkeley, California 
SUBSCRIPTION RATES 
Two Dollars per Year in the United States, payable in advance. 
Forty Cents the single copy. 
Two Dollars and Twenty-five Cents per Year in all other countries in the International Postal Union. 
COOPER CLUB DUES 
Two Dollars per year for members residing in the United States. 
Two Dollars and Twenty-five Cents in all other countries. : 
Manuscripts for publication, and Books and Papers for Review, should be sent to the Editor, J. GRINNELL, 
Museum of Vertebrate Zoology, University of California, Berkeley, California. 
Claims for missing or imperfect numbers should be made of the Business Manager, as addressed below, 
within thirty days of date of issue. 
Cooper Club Dues, Subscriptions to The Condor, and Exchanges, should be sent to the Business 
Manager. 
For the Purchase of Back Volumes of The Condor or of the Pacific Coast Avifauna series, apply to the 
Business Manager. 
W. LEE CHAMBERS, Business Manager, Eaglé Rock, Los Angeles County, California. 
Ditiietiiinwiedtatn Issued June 8, 1920 
CONTENTS 
The Home Life of the Western Warbling_ Vireo (with eleven photos) ............ 
aE ONG NU CSA ah GME beri ek RED a MEMEO eg eRe eke OE oo MibS Henry J. Rust 85 
Autobiographical Notes (concluded) ...................... Henry Wetherbee Henshaw 95 
The Existence of Sea Birds a Relatively Safe One.................... Joseph Grinnell 101 
A Return to the Dakota Lake Region (concluded)..Florence Merriam Bailey 103 
FROM FIELD AND STUDY 
The Eastern Savannah Sparrow and the Aleutian Savannah Sparrow 
at ‘Tacoma, “Washinetomy 2 215 tn) uaa eee aes J. H. Bowles 108 
Nuptial Flight of the Anna Hummingbird (with one drawing).......... 
GE MAGI CMs he MMM amiuncn ine Onis ih aa) AN se pW so Richard Hunt 109 
The Northern Bald Eagle a Probable Californian Bird.J. H. Fleming 110 
A New Bird for the Pacific Slope of Southern California...............2.--... 
PASM VAMC OCI SURI SEO SPINS 8 NC se eNienen ue aN E18 Re Mi Wright M. Pierce 110 
Western Evening Grosbeak in Southern California........ -_.. Lilian Zech 111 
Western Evening Grosbeak in the San Francisco Bay Region.........-.... 
Reo Ain PURE nig Meme ik AON cm ETN 2S. Jane L. Schlesinger 111 
‘Probable Breeding of the Aleutian Tern in Southeastern Alaska.......- 
Ernest P. Walker 111 
Dusky Warbler at Berkeley, California __....-.............--.---2-------++ J. Grinnell 112 
Range of the Magpie in New Mexico .................. ai Sie alae Aldo Leopold 112 
EDITORIAL NOTES: AND NEWS.) 7 
PUBLICATIONS REVIEWED ........-..---.--2---------- gk Ba 1 a ie eR 
MINUTES OF COOPER CLUB MEETINGS 000221.2----2---22e-ec-eeccnenen cnn decennencneeeeneecenees 
DIRECTORY OF MEMBERS OF THE COOPER ORNITHOLOGICAL CLUB ~ 
